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drm/amdgpu/powerplay: add set_mp1_state for vega12 

This sets the SMU into the proper state for various
operations (shutdown, unload, GPU reset, etc.).

Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
alistair/sunxi64-5.4-dsi
Alex Deucher 2019-07-25 10:55:57 -05:00
parent e254102d50
commit 1c074a6383
1 changed files with 25 additions and 1 deletions
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26
drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
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@ -2639,6 +2639,30 @@ static int vega12_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_
return 0;
}
static int vega12_set_mp1_state(struct pp_hwmgr *hwmgr,
enum pp_mp1_state mp1_state)
{
uint16_t msg;
int ret;
switch (mp1_state) {
case PP_MP1_STATE_UNLOAD:
msg = PPSMC_MSG_PrepareMp1ForUnload;
break;
case PP_MP1_STATE_SHUTDOWN:
case PP_MP1_STATE_RESET:
case PP_MP1_STATE_NONE:
default:
return 0;
}
PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr, msg)) == 0,
"[PrepareMp1] Failed!",
return ret);
return 0;
}
static const struct pp_hwmgr_func vega12_hwmgr_funcs = {
.backend_init = vega12_hwmgr_backend_init,
.backend_fini = vega12_hwmgr_backend_fini,
@ -2695,7 +2719,7 @@ static const struct pp_hwmgr_func vega12_hwmgr_funcs = {
.set_asic_baco_state = vega12_baco_set_state,
.get_ppfeature_status = vega12_get_ppfeature_status,
.set_ppfeature_status = vega12_set_ppfeature_status,
.set_mp1_state = vega12_set_mp1_state,
};
int vega12_hwmgr_init(struct pp_hwmgr *hwmgr)